Post-effective amendment to a registration statement that is not immediately effective upon filing

Variable Interest Entities (Details)

v3.21.2
Variable Interest Entities (Details) - USD ($)
1 Months Ended 3 Months Ended 9 Months Ended 11 Months Ended 12 Months Ended
Dec. 31, 2020
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 15, 2020
Dec. 31, 2019
Variable Interest Entity [Line Items]              
Revenue from Contract with Customer, Excluding Assessed Tax $ 1,704,000         $ 32,578,000 $ 33,555,000
Net income (loss) $ 5,348,000 $ (5,018,000) $ (842,000) $ (4,237,000) $ (11,000) $ 615,000 $ 2,935,000
Variable Interest Entity [Member]              
Variable Interest Entity [Line Items]              
Variable Interest Entity, Maximum Loss Exposure, Amount   5,431,000   5,431,000      
Operating lease liability, current   $ 3,214,000   $ 3,214,000      
Revenue from Contract with Customer, Excluding Assessed Tax     1,005,000   2,701,000    
Net income (loss)     $ 37,000   $ 59,000